/* ──────────────────────────────────────────────
   AWARENESS × PERFORMANCE — Global Styles
   Reset · Typography · Base Elements
   ────────────────────────────────────────────── */

/* ─── Reset ─── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: var(--weight-regular);
  line-height: var(--leading-normal);
  color: var(--pearl);
  background-color: var(--obsidian);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--gold);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-smooth);
}

a:hover {
  color: var(--gold-deep);
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

input, textarea, select {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--pearl);
  background: transparent;
  border: var(--border-subtle);
  outline: none;
}

::selection {
  background-color: var(--gold);
  color: var(--obsidian);
}

/* ─── Container ─── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.container--text {
  max-width: var(--container-text);
}

/* ─── Typography ─── */
.display-hero {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: var(--weight-regular);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--pearl);
  font-optical-sizing: auto;
}

.display-hero .gold,
.gold {
  color: var(--gold);
}

h1, .h1 {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: var(--weight-regular);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--pearl);
}

h2, .h2 {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: var(--weight-regular);
  line-height: var(--leading-snug);
  letter-spacing: -0.01em;
  color: var(--pearl);
}

h3, .h3 {
  font-family: var(--font-body);
  font-size: var(--text-h3);
  font-weight: var(--weight-medium);
  line-height: var(--leading-snug);
  color: var(--pearl);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-eyebrow);
  font-weight: var(--weight-regular);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--slate-mid);
  line-height: 1;
}

.body-text {
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: var(--weight-regular);
  line-height: var(--leading-normal);
  color: var(--pearl);
}

.body-text--muted {
  color: var(--slate-mid);
}

.mono-label {
  font-family: var(--font-mono);
  font-size: var(--text-small);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--slate-mid);
}

.pull-quote {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: var(--weight-regular);
  line-height: var(--leading-snug);
  font-style: italic;
  color: var(--pearl);
}

/* ─── Sections ─── */
.section {
  padding: var(--space-section) 0;
  position: relative;
}

.section--fullscreen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.section--surface {
  background-color: var(--surface);
}

.section--slate {
  background-color: var(--slate);
}

.section__eyebrow {
  margin-bottom: var(--space-md);
}

.section__headline {
  margin-bottom: var(--space-lg);
}

.section__body {
  margin-bottom: var(--space-xl);
}

/* ─── Reveal Animation Classes ─── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity var(--duration-reveal) var(--ease-smooth),
              transform var(--duration-reveal) var(--ease-smooth);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-line {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-hero) var(--ease-smooth),
              transform var(--duration-hero) var(--ease-smooth);
}

.reveal-line.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.stagger-1 { transition-delay: 0ms; }
.stagger-2 { transition-delay: 100ms; }
.stagger-3 { transition-delay: 200ms; }
.stagger-4 { transition-delay: 300ms; }
.stagger-5 { transition-delay: 400ms; }
.stagger-6 { transition-delay: 500ms; }
.stagger-7 { transition-delay: 600ms; }
.stagger-8 { transition-delay: 700ms; }

/* Hero-specific stagger (300ms) */
.hero-stagger-1 { transition-delay: 0ms; }
.hero-stagger-2 { transition-delay: 300ms; }
.hero-stagger-3 { transition-delay: 700ms; }
.hero-stagger-4 { transition-delay: 1000ms; }
.hero-stagger-5 { transition-delay: 1300ms; }

/* ─── Grid Utilities ─── */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid--2 { grid-template-columns: 1fr 1fr; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--2x2 { grid-template-columns: 1fr 1fr; }

.grid--asymmetric {
  grid-template-columns: 1fr 2fr;
}

.grid--asymmetric-reverse {
  grid-template-columns: 2fr 1fr;
}

@media (max-width: 768px) {
  .grid--2, .grid--3, .grid--4, .grid--2x2,
  .grid--asymmetric, .grid--asymmetric-reverse {
    grid-template-columns: 1fr;
  }
}

/* ─── Flex Utilities ─── */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-center { align-items: center; justify-content: center; }
.flex-between { justify-content: space-between; }
.flex-gap-sm { gap: var(--space-sm); }
.flex-gap-md { gap: var(--space-md); }
.flex-gap-lg { gap: var(--space-lg); }

/* ─── Text Utilities ─── */
.text-center { text-align: center; }
.text-gold { color: var(--gold); }
.text-cyan { color: var(--cyan); }
.text-red { color: var(--signal-red); }
.text-muted { color: var(--slate-mid); }

/* ─── Spacer ─── */
.spacer-sm { height: var(--space-sm); }
.spacer-md { height: var(--space-md); }
.spacer-lg { height: var(--space-lg); }
.spacer-xl { height: var(--space-xl); }

/* ─── Divider ─── */
.divider {
  width: 60px;
  height: 1px;
  background: var(--gold);
  opacity: 0.4;
  margin: var(--space-lg) 0;
}

.divider--center {
  margin-left: auto;
  margin-right: auto;
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--obsidian);
}

::-webkit-scrollbar-thumb {
  background: var(--slate);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--slate-mid);
}